/Engine/Plugins/Experimental/UIFramework/Source/Public/Widgets/UIFUserWidget.h
[USTRUCT](Programming/UnrealArchitecture/Reference/Structs)([BlueprintType](Programming/UnrealArchitecture/Reference/Structs/Specifiers/BlueprintType)) struct FUIFrameworkUserWidgetSlot : public [FUIFrameworkSlotBase](API\Plugins\UIFramework\Types\FUIFrameworkSlotBase)
FName
SlotName
The name of the NamedSlot